background image

 

 

38

 

For example:

 

 

 

 

 

 

 

 

 

P-U

 

P-V

 

Note: The photos below are only for reference, it’s may be not same totally with the ones on your 
side.

 

©2015 Innovair Corporation.  All Rights Reserved.

www.innovair.com

Summary of Contents for QIN1129H2V31

Page 1: ... safety procedures and equipped with the proper tools and test instruments Installation or repairs made by unqualified persons can result in hazards to you and others Failure to carefully read and follow all instructions in this manual can result in equipment malfunction property damage personal injury and or death This service is only for service engineer to use 2015 Innovair Corporation All Righ...

Page 2: ...for many years 14 6 6 Re installation while the indoor unit need to be repaired 14 6 7 Re installation while the outdoor unit need to be repaired 15 7 Operation Characteristics 17 8 Electronic Function 18 8 1 Abbreviation Error Bookmark not defined 8 2 Display function Error Bookmark not defined 8 3 Main Protection Error Bookmark not defined 8 4 Operation Modes and Functions Error Bookmark not def...

Page 3: ... and evaporator For installation always contact the dealer or an authorized service center Do not install the product on a defective installation stand Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it causing property damage product failure and personal injury Do not let the air conditioner run for a long time when the humidit...

Page 4: ...er leakage Keep level even when installing the product It can avoid vibration of water leakage Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods It may cause a problem for your neighbors Use two or more people to lift and transport the product Do not install the product where it will be exposed to sea wind salt spray directly It may cause co...

Page 5: ...arge or disassemble the batteries Do not dispose of batteries in a fire They may burn of explode If the liquid from the batteries gets onto your skin or clothes wash it well with clean water Do not use the remote of the batteries have leaked 2 Part Names And Functions 2 1 Model Names of Indoor Outdoor units Capacity Voltage Innovair Indoor units 9k 208 230V QIN415H2V31 12k 208 230V QIN618H2V31 18k...

Page 6: ...5 2 2 Part names of Indoor Outdoor units 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 7: ...oor Unit Model WxDxH mm WxDxH inch Mounted plate QIN415H2V31 QIN618H2V31 802x189x297 31 57x7 44x11 69 B QIN721H2V31 QIN1129H2V31 1080x226x335 42 52x8 90x13 19 D 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 8: ...7 For Mounted plate A For Mounted plate B For Mounted plate C 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 9: ...8 For Mounted plate D For Mounted plate E 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 10: ...3 mm 530 mm 290 mm 30 31 inch 11 81 inch 21 85 inch 32 40 inch 20 87 inch 11 42 inch QIN618H2V31 800 mm 333 mm 554 mm 823 mm 530 mm 290 mm 31 50 inch 13 11 inch 21 81 inch 32 40 inch 20 87 inch 11 42 inch QIN721H2V31 845 mm 363 mm 702 mm 874 mm 549 mm 325 mm 33 27 inch 14 29 inch 27 64 inch 34 41 inch 21 61 inch 12 80 inch QIN1129H2V31 946 mm 420 mm 810 mm 1030 mm 673 mm 403 mm 37 24 inch 16 54 in...

Page 11: ...mpressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2 Evaporator temp sensor T1 Room temp sensor T3 Condenser temp sensor T5 Discharge temp sensor T4 Ambient temp sensor INDOOR OUTDOOR Electronic expansion valve CAPILIARY TUBE Accumulator CAPILIARY TUBE 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 12: ...efore selecting the cable fuse and switch 6 3 Pipe length and the elevation Models Pipe size Gas Liquid 9K 3 8in Ф9 52mm 1 4in Ф6 35mm 12K 18K 1 2in Ф12 7mm 1 4in Ф6 35mm 24K 30K 36K 5 8in Ф15 9mm 3 8in Ф9 52mm Models Standard length Max Elevati on Max Length A Additional refrigerant 9K 12K 7 5m 24 6ft 10m 32 8ft 25m 82 0ft 15g m 0 16oz ft 18K 7 5m 24 6ft 20m 65 6ft 30m 98 4ft 15g m 0 16oz ft 24K ...

Page 13: ...acuum pump Confirm that the gauge needle does not move approximately 5 minutes after turning off the vacuum pump 7 Turn the flare nut of the 3 way valves about 45 counterclockwise for 6 or 7seconds after the gas coming out then tighten the flare nut again Make sure the pressure display in the pressure indicator is a little higher than the atmosphere pressure Then remove the charge hose from the 3 ...

Page 14: ...connect the charge hose from the 3 way valve s service port immediately and turn off the air conditioner before disconnecting the hose 7 Mount the valve stem caps and the service port Use torque wrench to tighten the service port cap to a torque of 18N m Be sure to check for gas leakage 6 6 Re installation while the indoor unit need to be repaired 1 Collecting the refrigerant into the outdoor unit...

Page 15: ...tes 0 3Mpa 43 5Psi to 0 5 Mpa 72 5Psi 6 Disconnect the charge set and the charging cylinder and set the 2 way and 3 way valves to the open position Be sure to use a hexagonal wrench to operate the valve stems 7 Mount the valve stems nuts and the service port cap Be sure to use a torque wrench to tighten the service port cap to a torque 18N m Be sure to check the gas leakage 6 7 Re installation whi...

Page 16: ...be charge with the specified amount of refrigerant or can be charged with a little at a time approximately 150g each time operating the air conditioner in the cooling cycle however one time is not sufficient wait approximately 1 minute and then repeat the procedure 5 When the electronic scale displays the proper weight disconnect the charge hose from the 3 way valve s service port immediately If t...

Page 17: ...yond the above conditions certain safety protection features may come into operation and cause the unit to operate abnormally 2 The room relative humidity should be less than 80 If the air conditioner operates beyond this figure the surface of the air conditioner may attract condensation Please set the vertical air flow louver to its maximum angle vertically to the floor and set HIGH fan mode 3 Th...

Page 18: ...spalys for three seconds when Timer ON Fresh Swing Turbo or Silence feature is activated Dispalys for three seconds when Fresh Swing Turbo or Silence feature is cancelled Dispalys under deforsting operation Dispalys when anti cold air feature is activated under heating mode Dispalys during self clean operation if aplicable Dispalys under 8 heating operation if aplicable When ECO function optional ...

Page 19: ...he preheating function will be activated 8 3 8 Sensor protection at open circuit and breaking disconnection When there s only one temperature sensor in malfunction the air conditioner will keep working but show the error code in case of any emergency use When there s more than one temperature sensor in malfunction the air conditioner will stop working 8 4 Operation Modes and Functions 8 4 1 Fan mo...

Page 20: ...essor will stop 8 4 3 Heating Mode 8 4 3 1 Compressor running rules When T1 Ts ΔT the compressor will stop when T1 TS ΔT 1 5 the compressor will be on ΔT is the programmed parameter of temperature compensation When the AC run in mute mode the compressor will run with low frequency When the current is more than setting value the current protection function will be activated and the compressor will ...

Page 21: ... Heating Indoor fan will run at auto fan of the relevant mode The louver operates same as in relevant mode If the machine switches mode between heating and cooling the compressor will keep stopping for 15 minutes and then choose mode according to T1 Ts If the setting temperature is modified the machine will choose running function again 8 4 5 Drying mode Indoor fan speed is fixed at breeze and can...

Page 22: ...revious operation setting not including swing function automatically after 3 minutes when power returns If the memorization condition is forced cooling mode the unit will run in cooling mode for 30 minutes and turn to auto mode as 24 setting temp If AC is off before power off and AC is required to start up now the compressor will have 1 minute delay when power on Other conditions the compressor wi...

Page 23: ... and setting temperature 8 4 15 Silence operation optional Press the silence button on remote controller to initiate SILENCE function When the Silence function is activated the compressor running frequency will keep lower than F2 and the indoor unit will bring faint breeze which will reduce the noise to the lowest level and create a quiet and comfortable room for you 8 4 16 Point check function Pr...

Page 24: ...isplay range 20 130 4 Frequency display range 0 159HZ 5 If the actual value exceeds the range it will display the maximum value or minimum value 19 99 19 99 A0 A1 A9 100 101 109 b0 b1 b9 110 111 119 c0 c1 c9 120 121 129 d0 d1 d9 130 131 139 E0 E1 E9 140 141 149 F0 F1 F9 150 151 159 Indoor fan speed Outdoor fan speed 0 OFF 1 2 3 4 Low speed Medium speed High speed Turbo For some big capacity motors...

Page 25: ...s If the actual value exceeds the range it will display the maximum value or minimum value Causes of compressor stop 0 99 For the detailed meaning please consult with engineer Decimal display Reserve 0 FF 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 26: ...Electrolytic Capacitors HIGH VOLTAGE CAUTION For other models please connect discharge resistance approx 100Ω 40W or soldering iron plug between terminals of the electrolytic capacitor on the contrary side of the outdoor PCB Note The picture above is only for reference The plug of your side may be different 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 27: ...scharge temperature sensor T5 open circuit or short circuit 5 times O F4 Outdoor unit EEPROM parameter error 6 times O F5 Outdoor fan speed has been out of control 1 times P0 IPM malfunction or IGBT over strong current protection 2 times P1 Over voltage or over low voltage protection 3 times P2 High temperature protection of compressor top diagnosis and solution only for 9k 12k models 4 times P3 O...

Page 28: ...n mistake PCB faulty Trouble shooting Yes Replace the indoor outdoor main PCB Power off then restart the unit 2 minutes later EEPROM a read only memory whose contents can be erased and reprogrammed using a pulsed voltage For the location of EEPROM chip please refer to the below photos Indoor PCB Outdoor PCB Note The two photos above are only for reference it s may be not same totally with the ones...

Page 29: ...t 2 minutes later No Replace the outdoor main PCB Power on Is the error extinguished Replace the outdoor main PCB Power on Is the error extinguished Check the outdoor wiring connection Check the outdoor wiring connection Replace the indoor main PCB Power on Is the error extinguished Replace the indoor main PCB Power on Is the error extinguished Yes Replace the outdoor main PCB Replace the outdoor ...

Page 30: ...to 50V If the outdoor unit has malfunction the voltage will move alternately with positive value While if the indoor unit has malfunction the voltage will be a certain value Remark Use a multimeter to test the resistance of the reactor which does not connect with capacitor The normal value should be around zero ohm Otherwise the reactor must have malfunction and need to be replaced 2015 Innovair C...

Page 31: ...4 minutes or the zero crossing signal time interval is abnormal Supposed causes Connection mistake PCB faulty Trouble shooting Check if the connections and power supply is normal Correct the connections Turn on the unit when the power supply is good No Yes Indoor main PCB is defective Replace indoor main PCB 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 32: ... ass y faulty Fan motor faulty PCB faulty Trouble shooting Power off then restart the unit 2 minutes later Shut off the power supply Rotate the fan by hand The unit operates normally Find out the cause and have it solved Check the wiring of fan motor No Yes No Correct the connections No No Replace the fan motor Yes Yes Measure the voltage for the fan motor from the main PCB Yes Replace the main PC...

Page 33: ...5 Yellow Vsp 0 5 6V 6 Blue FG 14 17 5V 2 Outdoor DC Fan Motor control chip is in outdoor PCB Power on and check if the fan can run normally if the fan can run normally the PCB must has problems and need to be replaced If the fan can t run normally measure the resistance of each two pins If the resistance is not equal to each other the fan motor must have problems and need to be replaced otherwise ...

Page 34: ...0 06V or higher than 4 94V the LED will display the failure Supposed causes Wiring mistake Sensor faulty PCB faulty Trouble shooting Check the connection between temperature sensor and PCB Correct the connection No Yes Replace indoor or outdoor main PCB Measure the resistance value of the sensor Repalce the sensor No Yes 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 35: ...tuation happens 3 times the display area will show EC and AC will turn off Supposed causes T2 sensor faulty Indoor PCB faulty System problems such as leakage or blocking Trouble shooting Check cool air blowing out from indoor air outlet Yes Yes Check if T2 sensor No Check leakage of system No Power off then restart the unit 2 minutes later Replace indoor PCB Yes Repair the leakage and recharge the...

Page 36: ...lockage PCB faulty Wiring mistake Compressor malfunction Check the power supply Check the connections and wires Stop the unit No Yes No Correct the connections or replace the wires Yes Replace the outdoor unit Yes Check the reactor No Replace outdoor main PCB Check the blockage of system Yes No Clear the blockage Check the compressor resistance values Yes No Replace the compressor 2015 Innovair Co...

Page 37: ...pressor malfunction Outdoor PCB faulty Trouble shooting Check the wiring between main PCB and compressor Correct the connection or replace the wires and connectors Yes No Check the IPM No Yes Replace the IPM board or replace the main PCB Check the outdoor fan and the outdoor unit ventilation No Please refer to the solution of Fan Speed Has Been Out Of Control malfunction Yes Check the compressor r...

Page 38: ...38 For example P U P V Note The photos below are only for reference it s may be not same totally with the ones on your side 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 39: ...39 P W N U 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 40: ...40 N V N W 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 41: ...em leakage or block PCB faulty Trouble shooting Check the power supply Check the connections and wires Stop the unit No Yes No Correct the connections or replace the wires Yes Replace the reactor Yes No Replace the IPM board Check the voltage between P and N Check the reactor Yes No Replace outdoor main PCB Remark Measure the DC voltage between P and N port The normal value should be around 310V P...

Page 42: ...low system of indoor and outdoor units Clear up the air inlet and outlet or the heat exchanger of indoor and outdoor units Yes No Yes Yes Power off then restart the unit 10 minutes later Check if the temperature of compressor No Check refrigerant system Yes Check the overload protector Correct the connection No Measure the resistance between the two ports of the OLP Is it zero Yes Replace the OLP ...

Page 43: ...or fan ass y faulty Compressor malfunction Outdoor PCB faulty Trouble shooting Check the wiring between main PCB and compressor Correct the connection or replace the wires and connectors Yes No Check the IPM No Yes Replace the IPM board or replace the main PCB Check the outdoor fan and the outdoor unit ventilation No Please refer to the solution of Fan Speed Has Been Out Of Control malfunction Yes...

Page 44: ...e value with a tester Temperature sensors Room temp T1 sensor Indoor coil temp T2 sensor Outdoor coil temp T3 sensor Outdoor ambient temp T4 sensor Compressor discharge temp T5 sensor Measure the resistance value of each winding by using the multi meter 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 45: ...239 38 100 5 62961 78 172 1 25423 118 244 0 37956 1 30 37 1988 39 102 5 39689 79 174 1 2133 119 246 0 36954 0 32 35 2024 40 104 5 17519 80 176 1 17393 120 248 0 35982 1 34 33 3269 41 106 4 96392 81 178 1 13604 121 250 0 35042 2 36 31 5635 42 108 4 76253 82 180 1 09958 122 252 0 3413 3 37 29 9058 43 109 4 5705 83 181 1 06448 123 253 0 33246 4 39 28 3459 44 111 4 38736 84 183 1 03069 124 255 0 3239 ...

Page 46: ...6 169 7 82 116 241 2 357 3 27 211 4 37 99 32 94 77 171 7 566 117 243 2 294 2 28 200 7 38 100 31 62 78 172 7 321 118 244 2 233 1 30 190 5 39 102 30 36 79 174 7 086 119 246 2 174 0 32 180 9 40 104 29 15 80 176 6 859 120 248 2 117 1 34 171 9 41 106 28 81 178 6 641 121 250 2 061 2 36 163 3 42 108 26 9 82 180 6 43 122 252 2 007 3 37 155 2 43 109 25 86 83 181 6 228 123 253 1 955 4 39 147 6 44 111 24 85 ...

Page 47: ... 95 203 126 258 8 4 5 40 1 34 93 2 65 149 96 204 8 127 260 6 5 41 35 95 66 150 8 97 206 6 128 262 4 6 42 8 36 96 8 67 152 6 98 208 4 129 264 2 7 44 6 37 98 6 68 154 4 99 210 2 130 266 8 46 4 38 100 4 69 156 2 100 212 131 267 8 9 48 2 39 102 2 70 158 101 213 8 132 269 6 10 50 40 104 71 159 8 102 215 6 133 271 4 11 51 8 41 105 8 72 161 6 103 217 4 134 273 2 12 53 6 42 107 6 73 163 4 104 219 2 135 27...

Page 48: ...tance value of each winding by using the tester Position Resistance Value ASN98D22UFZ ASM135D23UFZ ATF235D22UMT ATF250D22UMT Blue Red 1 57Ω 1 75 Ω 0 75 Ω 0 75 Ω Blue Black Red Blue 2015 Innovair Corporation All Rights Reserved www innovair com ...

Page 49: ...esistance value Digital tester Normal resistance value Red Black Several MΩ Red Black Several MΩ P N U N U V V W W Red 4 Indoor outdoor Fan Motor Measure the resistance value of each winding by using the tester Model YKT 32 6 202L YKT 32 6 3L YKT 48 6 206 YKT 63 6 200L Brand Tongde Welling Welling Welling Black Red Main Ω 86 213 152 88 5 Blue Black AUX Ω 64 156 142 138 2015 Innovair Corporation Al...

Page 50: ...35 105 40 56 115 46 11 PSI 70 59 119 113 117 125 147 PSI 75 63 124 120 126 132 155 PSI 80 67 135 129 132 140 162 F C ODT IDT 75 23 89 85 29 44 95 35 105 40 56 115 46 11 MPA 70 59 0 82 0 78 0 81 0 86 1 01 MPA 75 63 0 86 0 83 0 87 0 91 1 07 MPA 80 67 0 93 0 89 0 91 0 96 1 12 0 0 2 0 4 0 6 0 8 0 10 0 12 0 75 23 89 85 29 44 95 35 105 40 56 115 46 11 70 59 75 63 80 67 2015 Innovair Corporation All Righ...

Page 51: ... 17 13 8 33 10 56 PSI 55 439 413 367 330 302 PSI 65 471 435 386 368 339 PSI 75 489 457 403 381 362 F C ODT IDT 57 53 13 89 11 67 47 43 8 33 6 11 37 33 2 78 0 56 27 23 2 78 5 17 13 8 33 10 56 MPA 55 3 03 2 85 2 53 2 28 2 08 MPA 65 3 25 3 00 2 66 2 54 2 33 MPA 75 3 38 3 15 2 78 2 63 2 49 0 0 5 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 57 53 13 89 11 67 47 43 8 33 6 11 37 33 2 78 0 56 27 23 2 78 5 17 13 8...

Page 52: ...gn and specifications are subject to change without prior notice for product improvement Consult with the sales agency or manufacturer for details 2015 Innovair Corporation All Rights Reserved www innovair com ...

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